﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

class ifPointXYisWithinCircle
{
    static void Main(string[] args)
    {
        Console.WriteLine("Enter point X");
        int x = (Convert.ToInt32(Console.ReadLine()));
        Console.WriteLine("Enter point Y");
        int y = (Convert.ToInt32(Console.ReadLine()));
        int radius = 5;
        bool check = (((x * x) + (y * y)) >= radius);
        Console.WriteLine("{0} + {1} = {2}; {2} >= {3} - {4}", (x * x), (y * y), ((x * x) + (y * y)), radius, check);
        Console.WriteLine("The points ({0},{1}) is within a circle K(0,{2}) - {3}", x, y, radius, check);
    }
}

